A. Jethrotull
B. Simonson
C. Norman Borlog
D. None of the above
Submitted by: Shafiq Rehman
Jethro Tull is known as the father of weed science.
Correct Answer: Jethrotull ✔
Last Updated: March 18, 2021
Related MCQs
- Hen and chicken disorder is associated with__________ ?
- The suitable species for reclamation of saline & sodic soil is:__________?
- Erosion permitting and erosion resisting crops grow alternatively at right angle to the slope of the land is called as:_________?
- The most suitable species for reclamation of sandy soils is:_________?
- In low-rainfall areas, huge shifting sand dunes are commonly found, particularly near human habitations. Techniques of afforesting the shifting dunes needed to be implemented. These techniques consist of__________?
- Pakistan being predominantly an arid and semiarid country, In addition to agricultural productivity losses and increasing poverty, desertification results in significant reductions in _________?
- World biodiversity day is celebrated on:_________?
- Water-erosion can be reduced / controlled by:__________?
- Sustainable technologies to improve soil fertility and physical condition:
- In Pakistan, approximately __________ mha of irrigated land is affected by salinization:
- Sustainable Technologies to Control Water-Logging:
- According to the Soil survey of Pakistan, the total waterlogged summer-rain area in the country is:_________?
- International day of forest is celebrated on__________?
- Tunnel erosion is the form of:__________?
- Most salt tolerant grass is__________?
- Pakistan has _________% area under forest?
- __________industry is the backbone industry of Pakistan?
- What percentage of Agriculture in GDP?
- _________refers to the increase in density of a soil as a result of applied load or pressure?
- The evolution of new species is known as__________?
- Which chemical used to prevent evaporation from surface of water in water bodies?
- Causes of Soil are:__________?
- Principles of soil conservation does not include:
- Following are types if erosion:
- Small rivulets or finger like channels formed on the surface of earth by action of water, these channels are of small depth & can be leveled by tillage operations is:
- In Balochistan, deserts also exists in _________, which supoorts wind erosion excluding rocky mountains:
- Ca, Mg, S are called__________?
- Fe, Zn, Mn, Mo, Co, Ni, Cu, are also called __________:
- In tomato, Boron deficiency leads to:__________?
- In no tillage systems, the soil layers have?
- All harvested crops remove plant nutrients from the soil. Whether used for __________; the various crop products are often consumed far away from the production sites, some times thousands of kilometers away in another country.
- Rhizoplane is________?
- Which chemical used to prevent evaporation from surface of water in water bodies?
- Composition of igneous rock is determined by__________?
- Who will decompose organic matter first:
- Process of mixing of soils is known as_________?
- Walkley and Blacks method of organic matter determination allows recovery of _____% organic carbon content:
- The appropriate method to apply phosphatic fertilizers is__________?
- Integrated Nutrient Management (INM) is a well-accepted approach for the sustainable management of________?
- Organic (O) horizon is absent in_________?
- Association of two microorganisms in which one is benefited while other remains unaffected is known as:________?
- What is Vesicular Arbuscular Mycorrhiza (VAM)?
- The very high temperatures required for ICP-AES are attained by__________?
- Exposure of the manures to rains causes highest loss of__________?
- In cotton, zn deficiency is known as_________?
- 1 mg of H+ will be equal to_________?
- The unique soil environment under the influence of plants roots is called rhizosphere and this term was given by__________?
- The credit for identifying the essentality of K, Ca, Mg and P to planta goes to________?
- Rate of entry of water in soil is__________?
- Which leaf of rice is sampled for tissue nutrient analysis?
- During decomposition of organic matter, inititial decomposition is dominated by:__________?